| Company | Timeline | Status | |
| Andrew Dyke & Associates Limited Director • Retired | 31 Dec 1991←27 Years→13 Jan 2019 | Active | |
| The Incorporated Benevolent Association Of The Chartered Institute Of Patent Attorneys Director • Secretary Of The Chartered Institute Ofp | 22 Jun 1991←9 Months→2 Apr 1992 | Active | |
